Sherlock's Mark Gatiss and Steven Moffat: 'You can't make it for anyone but yourself' - video

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Writers and co-creators Mark Gatiss and Steven Moffat, as well as Moriarty star Andrew Scott, discuss their approach to redefining Sherlock for television, describing their early work with actor Benedict Cumberbatch and producer Sue Vertue, and expressing their surprise at the show's rapid and success and the affection it earned with the public